types:
coding system
a system of signals used to represent letters or numbers in transmitting messages
printing
text handwritten in the style of printed matter
skywriting
writing formed in the sky by smoke released from an airplane
script
a particular orthography or writing system
spelling
forming words with letters according to the principles underlying accepted usage
code
a coding system used for transmitting messages requiring brevity or secrecy
code,
computer code
(computer science) the symbolic arrangement of data or instructions in a computer program or the set of such instructions
boustrophedon
an ancient writing system: having alternate lines written in opposite directions; literally `as the ox ploughs'
point system
a system of writing or printing using patterns of raised dots that can be read by touch
triple-spacing
typing that leaves two lines blank between lines of typing
touch system,
touch typing
typewriting in which the fingers are trained to hit particular keys; typist can read and type at the same time
gravure,
intaglio,
intaglio printing
a printing process that uses an etched or engraved plate; the plate is smeared with ink and wiped clean, then the ink left in the recesses makes the print
process printing
a method of printing colored reproductions from halftone plates
planographic printing,
planography
the process of printing from a surface on which the printing areas are not raised but are ink-receptive (as opposed to ink repellent)
offset,
offset printing
a plate makes an inked impression on a rubber-blanketed cylinder, which in turn transfers it to the paper
carbon process
a process of printing on paper coated with bichromated gelatin containing pigment
chemical notation
a notation used by chemists to express technical facts in chemistry